Home / 2,291.16-3,434.40-1,059.48

Finding the Fourth Proportional to 2,291.16, 3,434.40 and 1,059.48

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Solution

The fourth proportional to 2,291.16, 3,434.40 and 1,059.48 is: 1,588.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291.16 : 3,434.40 = 1,059.48 : x
  2. Step 2: Convert to fraction form
    2,291.16/3,434.40 = 1,059.48/x
  3. Step 3: Cross multiply
    2,291.16x = 3,434.40 × 1,059.48
  4. Step 4: Simplify right side
    2,291.16x = 3,638,678.11
  5. Step 5: Solve for x
    x = 3,638,678.11/2,291.16
  6. Step 6: Final answer
    x = 1,588.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.